HIKVISION DS-7204HQHI-K1 is the Fourth Generation TURBO 4 DVR. This DVR use H.265 pro+ and Duel stream video compression and uses a BNC interface for camera input. The TURBO range of DVRs are able to support up to 4MP HD-TVI Input. This range of DVRs has both VGA and HDMI outputs with an output resolution of 1920 x 1080P and can record on the main stream 1080P in non real time and 720P resolution and below in real time. This DVR supports on HDD of up to 10TB.